Line 15 (Beijing Subway)
E375439
Line 15 of the Beijing Subway is a major suburban rapid transit line serving northern Beijing, connecting residential districts, technology hubs, and the Capital Airport area to the broader metro network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Line 15 (Beijing Subway) canonical | 9 |
| Beijing Subway Line 15 (via airport link) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3161765 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Line 15 (Beijing Subway) Context triple: [Line 6 (Beijing Subway), connectsWith, Line 15 (Beijing Subway)]
-
A.
Line 13 (Beijing Subway)
Line 13 of the Beijing Subway is a suburban loop line in the northern part of the city that serves as an important feeder route connecting multiple radial lines and residential districts.
-
B.
Line 10 (Beijing Subway)
Line 10 of the Beijing Subway is a major loop line encircling central Beijing, providing extensive transfer connections and helping distribute passenger flow across the network.
-
C.
Line 14 (Beijing Subway)
Line 14 of the Beijing Subway is a major urban rail line serving key residential and commercial districts in Beijing as part of the city's extensive metro network.
-
D.
Line 1 (Beijing Subway)
Line 1 of the Beijing Subway is one of the system’s oldest and most important east–west rapid transit lines, serving central Beijing and connecting major commercial and historical areas.
-
E.
Line 5 (Beijing Subway)
Line 5 of the Beijing Subway is a major north–south rapid transit line running through central Beijing, known for connecting key residential and commercial areas and easing congestion on parallel routes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Line 15 (Beijing Subway) Target entity description: Line 15 of the Beijing Subway is a major suburban rapid transit line serving northern Beijing, connecting residential districts, technology hubs, and the Capital Airport area to the broader metro network.
-
A.
Line 13 (Beijing Subway)
Line 13 of the Beijing Subway is a suburban loop line in the northern part of the city that serves as an important feeder route connecting multiple radial lines and residential districts.
-
B.
Line 10 (Beijing Subway)
Line 10 of the Beijing Subway is a major loop line encircling central Beijing, providing extensive transfer connections and helping distribute passenger flow across the network.
-
C.
Line 14 (Beijing Subway)
Line 14 of the Beijing Subway is a major urban rail line serving key residential and commercial districts in Beijing as part of the city's extensive metro network.
-
D.
Line 1 (Beijing Subway)
Line 1 of the Beijing Subway is one of the system’s oldest and most important east–west rapid transit lines, serving central Beijing and connecting major commercial and historical areas.
-
E.
Line 5 (Beijing Subway)
Line 5 of the Beijing Subway is a major north–south rapid transit line running through central Beijing, known for connecting key residential and commercial areas and easing congestion on parallel routes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Beijing Subway line
ⓘ
rapid transit line ⓘ |
| connectsArea |
Capital Airport vicinity
ⓘ
northern residential districts of Beijing ⓘ technology hubs in northern Beijing ⓘ |
| connectsTo |
Capital Airport area
ⓘ
broader Beijing Subway network ⓘ residential districts in northern Beijing ⓘ technology hubs in northern Beijing ⓘ |
| country | China ⓘ |
| electrification | electric railway ⓘ |
| farePolicy | distance-based fare system ⓘ |
| fareSystem | Beijing Subway unified fare system ⓘ |
| hasConnection |
Capital Airport area transport links
ⓘ
Line 13 (Beijing Subway) ⓘ Line 14 (Beijing Subway) ⓘ Line 16 (Beijing Subway) ⓘ Line 5 (Beijing Subway) ⓘ Line 8 (Beijing Subway) ⓘ |
| hasFeature |
elevated sections
ⓘ
multiple transfer stations ⓘ suburban alignment ⓘ underground sections ⓘ |
| hasNameInChinese | 北京地铁15号线 ⓘ |
| hasType | heavy metro ⓘ |
| isInLanguage | Chinese ⓘ |
| isPartOf | public transport in Beijing ⓘ |
| location | Beijing ⓘ |
| networkRole |
feeder line to central Beijing
ⓘ
suburban radial line ⓘ |
| operator | Beijing Mass Transit Railway Operation Corporation Limited ⓘ |
| owner | Beijing Municipal Government ⓘ |
| partOf |
Beijing public transit network
ⓘ
surface form:
Beijing urban rail transit network
|
| primaryFunction |
commuter transport
ⓘ
feeder to central Beijing metro network ⓘ |
| railGauge | standard gauge ⓘ |
| safetySystem |
automatic train control
ⓘ
automatic train protection ⓘ |
| serves |
business districts in northern Beijing
ⓘ
northern Beijing ⓘ suburban areas of Beijing ⓘ suburban residential communities ⓘ technology parks ⓘ |
| system | Beijing Subway ⓘ |
| ticketingIntegration | integrated with other Beijing Subway lines ⓘ |
| transportMode | rapid transit ⓘ |
| usesTicketing | Yikatong contactless smart card ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Line 15 (Beijing Subway) Description of subject: Line 15 of the Beijing Subway is a major suburban rapid transit line serving northern Beijing, connecting residential districts, technology hubs, and the Capital Airport area to the broader metro network.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line 6 (Beijing Subway)
subject surface form:
Line 10 (Beijing Subway)
subject surface form:
Line 13 (Beijing Subway)
subject surface form:
Line 5 (Beijing Subway)
subject surface form:
Line 14 (Beijing Subway)
this entity surface form:
Beijing Subway Line 15 (via airport link)